factordbrpc · fdb
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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000009036662156 387 digits created 2026-08-02

Value

419014668742282059725093555945456498325633492716190082766835623576308119018070934667591901060750015240533102385766846703090818282374352966212085282732308669903694502111360822417699701756171784055192136254056550049344964949490698884699063747128377904681605213998825898718884067470997222394088543255244820746547301877723318778862555166405354140874545355723091312365969100048917195435100849
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 77 of the certificate chain of a 1,236-digit prime (102 intermediate primes).

Certified number1,236-digit prime
Certificatedownload
Certificate chainshow step 77 of 102

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009036662156 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000009036662156},"decimal":true,"detail":2}}'